1142018040 has 32 divisors (see below), whose sum is σ = 3426054480. Its totient is φ = 304538112.

The previous prime is 1142018039. The next prime is 1142018041. The reversal of 1142018040 is 408102411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1142018039) and next prime (1142018041).

It is a junction number, because it is equal to n+sod(n) for n = 1142017998 and 1142018016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142018041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4758289 + ... + 4758528.

Almost surely, 2^1142018040 is an apocalyptic number.

1142018040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142018040 is an abundant number, since it is smaller than the sum of its proper divisors (2284036440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142018040 is a wasteful number, since it uses less digits than its factorization.

1142018040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9516831 (or 9516827 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 1142018040 is about 33793.7574116877. The cubic root of 1142018040 is about 1045.2599766777.

The spelling of 1142018040 in words is "one billion, one hundred forty-two million, eighteen thousand, forty".